Nitro Group

Q. What are the suffix and prefix for -$N{O}_2$ group?

1. Nitroso, nitroxide
2. Nitro, none
3. Nitro, Nitroxide
4. None, Nitroxide

Q.

Name this compound.

1. 2-Nitrobenzonitrate
2. 1, 2-Dinitrobenzene
3. 1, 6-Dinitrobenzene
4. 1, 2-Nitrobenzene